#278EAD#278EAD

#278EAD is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.3% C 0.101 H 222.9°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#278EAD
RGB	rgb(39, 142, 173)
HSL	hsl(194, 63%, 42%)
HSV	hsv(194, 77%, 68%)
CMYK	cmyk(77.5%, 17.9%, 0%, 32.2%)
CIE-LAB	lab(54.86, -18.03, -24.54)
CIE-LCH	lch(54.86, 30.45, 233.70°)
OKLab	oklab(60.34% -0.0739 -0.0687)
OKLCH	oklch(60.34% 0.101 222.9)
XYZ	xyz(18.0494, 22.7923, 42.9751)
Luminance	0.2279 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278EAD #AD4627

analogous

#27AD89 #278EAD #274BAD

triadic

#278EAD #AD278E #8EAD27

tetradic

#278EAD #8927AD #AD4627 #4BAD27

square

#278EAD #8927AD #AD4627 #4BAD27

split-complementary

#278EAD #AD274B #AD8927

monochromatic

#103C49 #1C657B #278EAD #3EB1D3 #70C5DF

Accessibility & contrast

On white

3.78

#278EAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#278EAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278EAD

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278EAD	#FFFFFF	#000000	##000000
##278EAD	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8BAF

Deuteranopia (green-blind)

#6A7EAD

Tritanopia (blue-blind)

#009898

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #278ead;
/* rgb */ color: rgb(39, 142, 173);
/* oklch */ color: oklch(60.3% 0.101 222.9);

Tailwind

colors: {
  custom: {
    50: '#77afc5',
    500: '#278ead',
    950: '#000000',
  },
}

SCSS

$custom: #278ead;
$custom-light: #77afc5;
$custom-dark: #000000;

JSON

{
  "hex": "#278ead",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 173
  },
  "hsl": {
    "h": 193.881,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.60342,
    "c": 0.10096,
    "h": 222.9
  },
  "luminance": 0.22794
}

Semantic roles & 50–950 ramp

primary

#278EAD

secondary

#C67F6A

accent

#6842E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #278EAD

Body copy rendered with the generated semantic roles for this colour.

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